Lesson 6.3

Question 1

is the mass of the substance per mole. It is often
expressed in grams per mole.

(symbol M, SI unit kg·mol^-1)

is numerically equivalent to its
atomic mass

Answer 1

molar mass

Question 2

is defined as the sum of the atomic masses of all
elements in a covalent compound.

Answer 2

Molecular mass

Question 3

is the sum of the atomic masses of all elements in an
ionic compound.

Answer 3

formula mass

Question 4

(mass of element)(number of atoms)